Analysis

  • max time kernel
    153s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-10-2022 16:10

General

  • Target

    0ee26e7a681c5fe941a5e1c828bc52a408df1e52993c65de2b2e083b2f775b13.exe

  • Size

    688KB

  • MD5

    6cdbb491eab99fa8226867ca78d56870

  • SHA1

    ae257961401479c9498eaa93c47a4949270c7fb4

  • SHA256

    0ee26e7a681c5fe941a5e1c828bc52a408df1e52993c65de2b2e083b2f775b13

  • SHA512

    ceb06c41ae7e6ed3d2e13904ea0933e9798ef96b5104c7dddb543a76dad2ec556d3c6fa9ee8bf9c404830b752e41fea62da9e3ce44e1ddbead914e8a007fc49e

  • SSDEEP

    12288:mEcbrIMc2YN4sTxKy1xgeNEbqPmdabYSgTxPf/Kmh7Yi+2x:mE00D2YN4gxKy1WeNEIwS0PnMi+o

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

127.0.0.1:1604

Mutex

DC_MUTEX-CBXA5V1

Attributes
  • gencode

    sB3dsQKK9evD

  • install

    false

  • offline_keylogger

    true

  • persistence

    false

Signatures

  • Darkcomet

    DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0ee26e7a681c5fe941a5e1c828bc52a408df1e52993c65de2b2e083b2f775b13.exe
    "C:\Users\Admin\AppData\Local\Temp\0ee26e7a681c5fe941a5e1c828bc52a408df1e52993c65de2b2e083b2f775b13.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4828
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2344

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Defense Evasion

Scripting

1
T1064

Replay Monitor

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Downloads

  • memory/2344-134-0x0000000000000000-mapping.dmp
  • memory/2344-135-0x0000000000400000-0x00000000004B2000-memory.dmp
    Filesize

    712KB

  • memory/2344-136-0x0000000000400000-0x00000000004B2000-memory.dmp
    Filesize

    712KB

  • memory/2344-137-0x0000000000400000-0x00000000004B2000-memory.dmp
    Filesize

    712KB

  • memory/2344-138-0x0000000000400000-0x00000000004B2000-memory.dmp
    Filesize

    712KB

  • memory/2344-139-0x0000000000400000-0x00000000004B2000-memory.dmp
    Filesize

    712KB

  • memory/4828-132-0x0000000074E90000-0x0000000075441000-memory.dmp
    Filesize

    5.7MB

  • memory/4828-133-0x0000000074E90000-0x0000000075441000-memory.dmp
    Filesize

    5.7MB